Home / 34,727.08-47,920.96-19,620.36

Finding the Fourth Proportional to 34,727.08, 47,920.96 and 19,620.36

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Solution

The fourth proportional to 34,727.08, 47,920.96 and 19,620.36 is: 27,074.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,727.08 : 47,920.96 = 19,620.36 : x
  2. Step 2: Convert to fraction form
    34,727.08/47,920.96 = 19,620.36/x
  3. Step 3: Cross multiply
    34,727.08x = 47,920.96 × 19,620.36
  4. Step 4: Simplify right side
    34,727.08x = 940,226,486.75
  5. Step 5: Solve for x
    x = 940,226,486.75/34,727.08
  6. Step 6: Final answer
    x = 27,074.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.